About: http://webisa.webdatacommons.org/453345267

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Those taking tiotropium were slightly less likely than those taking salmeterol to experience a serious adverse event such as pneumonia or an exacerbation (14.7% vs 16.5%).
http://www.w3.org/ns/prov#wasQuotedFrom	nejm.org